How Does Your Doughnut Measure Up?
Paula Maida, Michael Maida
January 2006, Volume 11, Issue 5, Page 212
An activity in measurement and geometry in which sixth-grade students explore the volume and surface area of a donut. Through calculation, creative thinking, and discovery, the students enhanced their geometric vocabulary and reasoning. This articles includes student work, a lesson plan, and samples of activity sheets.
Problem Solving / Problem Posing